// Copyright (C) Kumo inc. and its affiliates.
// Author: Jeff.li lijippy@163.com
// All rights reserved.
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero General Public License as published
// by the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU Affero General Public License for more details.
//
// You should have received a copy of the GNU Affero General Public License
// along with this program.  If not, see <https://www.gnu.org/licenses/>.
//
#pragma once

#include <string>
#include <vector>

#include <pollux/type/type.h>

namespace kumo::pollux::exec {
    /// Given a name of aggregate function and argument types, returns a pair of the
    /// return type and intermediate type if the function exists. Returns a pair of
    /// nullptr otherwise.
    std::pair<TypePtr, TypePtr> resolveAggregateFunction(
        const std::string &functionName,
        const std::vector<TypePtr> &argTypes);
} // namespace kumo::pollux::exec
